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Lab Chemicals & Reagents


Water quality chemicals, reagents, and standards designed for repeatable & accurate measurements


Explore a range of reagents, chemicals, and standards that ensure quality compliance and repeatable tests in your water testing laboratory. These ensure repeatable, reliable analysis for municipal regulatory requirements.

Hach Certified Conductivity Standard Solution, 1015 µS/cm, 0.05% NaCl, 500 mL, S51M004
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Hach Certified Conductivity Standard Solution, 1015 µS/cm, 0.05% NaCl, 500 mL, S51M004
$112.00

Mfr. Part # S51M004

Product # 704046

Hach Certified OIML Conductivity Standard Solution, 1408 µS/cm, KCl 0.01D, 500 mL, S51M003
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Hach Certified OIML Conductivity Standard Solution, 1408 µS/cm, KCl 0.01D, 500 mL, S51M003
$114.00

Mfr. Part # S51M003

Product # 704045

Hach Certified OIML Conductivity Standard Solution, 12.85 mS/cm, KCl 0.1D, 500 mL, S51M002
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Hach Certified OIML Conductivity Standard Solution, 12.85 mS/cm, KCl 0.1D, 500 mL, S51M002
$112.00

Mfr. Part # S51M002

Product # 704044

Hach Certified OIML Conductivity Standard Solution, 111.3 mS/cm, KCl 1D, 500 mL, S51M001
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Hach Certified OIML Conductivity Standard Solution, 111.3 mS/cm, KCl 1D, 500 mL, S51M001
$112.00

Mfr. Part # S51M001

Product # 704043

Hach Conductivity Standard Solution, 12.88 mS/cm, KCl, 125mL, LZW9721.99
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Hach Conductivity Standard Solution, 12.88 mS/cm, KCl, 125mL, LZW9721.99
$25.19

Mfr. Part # LZW9721.99

Product # 703845

Hach Conductivity Standard Solution, 12.88 mS/cm, KCl, 250mL, LZW9720.99
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Hach Conductivity Standard Solution, 12.88 mS/cm, KCl, 250mL, LZW9720.99
$34.60

Mfr. Part # LZW9720.99

Product # 703844

Hach Conductivity Standard Solution, 1413 µS/cm, KCl, 125mL, LZW9711.99
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Hach Conductivity Standard Solution, 1413 µS/cm, KCl, 125mL, LZW9711.99
$25.19

Mfr. Part # LZW9711.99

Product # 703843

Hach Conductivity Standard Solution, 1413 µS/cm, KCl, 250mL, LZW9710.99
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Hach Conductivity Standard Solution, 1413 µS/cm, KCl, 250mL, LZW9710.99
$35.19

Mfr. Part # LZW9710.99

Product # 703842

Hach Conductivity Standard Solution, 147 µS/cm, KCl, 125mL, LZW9701.99
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Hach Conductivity Standard Solution, 147 µS/cm, KCl, 125mL, LZW9701.99
$25.19

Mfr. Part # LZW9701.99

Product # 703841

Hach Conductivity Standard Solution, 147 µS/cm, KCl, 250mL, LZW9700.99
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Hach Conductivity Standard Solution, 147 µS/cm, KCl, 250mL, LZW9700.99
$34.60

Mfr. Part # LZW9700.99

Product # 703840

Hach Conductivity Standard Solution, 146.9 µS/cm, KCl, 500 mL, C20C280
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Hach Conductivity Standard Solution, 146.9 µS/cm, KCl, 500 mL, C20C280
$86.79

Mfr. Part # C20C280

Product # 703291

Hach Conductivity Standard Solution, 1413 µS/cm, KCl, 500 mL, C20C270
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Hach Conductivity Standard Solution, 1413 µS/cm, KCl, 500 mL, C20C270
$86.79

Mfr. Part # C20C270

Product # 703290

Hach Chromium, Hexavalent, Standard Solution, 50 mg/L Cr⁶⁺ (NIST), 100 mL, 81042H
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Hach Chromium, Hexavalent, Standard Solution, 50 mg/L Cr⁶⁺ (NIST), 100 mL, 81042H
$31.09

Mfr. Part # 81042H

Product # 703059

Hach CalVer® 2 Calcium Indicator, 113 g, 28114H
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Hach CalVer 2 Calcium Indicator 113 g 28114H
$43.75

Mfr. Part # 28114H

Product # 702746

Hach CalVer® 2 Calcium Indicator, 454 g, 28101H
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Hach CalVer 2 Calcium Indicator 454 g 28101H
$79.59

Mfr. Part # 28101H

Product # 702745

Hach Calcium Standard Solution, 100 mg/L, 500 mL, 4457649
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Hach Calcium Standard Solution, 100 mg/L, 500 mL, 4457649
$52.45

Mfr. Part # 4457649

Product # 702089

Hach Conductivity Standard Solution, 12890 µS/cm, KCl, 500 mL, 2974449
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Hach Conductivity Standard Solution, 12890 µS/cm, KCl, 500 mL, 2974449
$70.55

Mfr. Part # 2974449

Product # 702030

Hach Conductivity Standard Solution, 12890 µS/cm, KCl, 50 mL, 2974426
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Hach Conductivity Standard Solution, 12890 µS/cm, KCl, 50 mL, 2974426
$17.09

Mfr. Part # 2974426

Product # 702029

Hach Conductivity Standard Solution, 1412 µS/cm, KCl, 500 mL, 2974349
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Hach Conductivity Standard Solution, 1412 µS/cm, KCl, 500 mL, 2974349
$70.55

Mfr. Part # 2974349

Product # 702028

Hach Conductivity Standard Solution, 1412 µS/cm, KCl, 50 mL, 2974326
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Hach Conductivity Standard Solution, 1412 µS/cm, KCl, 50 mL, 2974326
$17.09

Mfr. Part # 2974326

Product # 702027

Hach Conductivity Standard Solution, 146.9 µS/cm, KCl, 500 mL, 2974249
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Hach Conductivity Standard Solution, 146.9 µS/cm, KCl, 500 mL, 2974249
$70.55

Mfr. Part # 2974249

Product # 702026

Hach Conductivity Standard Solution, 146.9 µS/cm, KCl, 50 mL, 2974226
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Hach Conductivity Standard Solution, 146.9 µS/cm, KCl, 50 mL, 2974226
$17.09

Mfr. Part # 2974226

Product # 702025

Hach Conductivity Standard Solution, 10000 µS/cm, NaCl, 50 mL, 2972226
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Hach Conductivity Standard Solution, 10000 µS/cm, NaCl, 50 mL, 2972226
$16.99

Mfr. Part # 2972226

Product # 702022

Hach Conductivity Standard Solution, 100 µS/cm, NaCl, 50 mL, 2971826
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Hach Conductivity Standard Solution, 100 µS/cm, NaCl, 50 mL, 2971826
$16.99

Mfr. Part # 2971826

Product # 702020

Hach COD2 Digestion Vials, UHR, Mercury-Free, Pack of 25, 2834325
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Hach COD2 Digestion Vials, UHR, Mercury-Free, Pack of 25, 2834325
$70.55

Mfr. Part # 2834325

Product # 701962

Hach Singlet™ Single-use Conductivity Standard Solution, 12.88 mS/cm, KCl, 20 mL, 2771520
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Hach Singlet Single-use Conductivity Standard Solution 12.88 mS/cm KCl 20 mL 2771520
$77.85

Mfr. Part # 2771520

Product # 701914

Hach Singlet™ Single-use Conductivity Standard Solution, 1413 µS/cm, KCl, 20 mL, 2771420
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Hach Singlet Single-use Conductivity Standard Solution 1413 S/cm KCl 20 mL 2771420
$77.85

Mfr. Part # 2771420

Product # 701913

Hach Singlet™ Single-use Conductivity Standard Solution, 147 µS/cm, KCl, 20 mL, 2771320
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Hach Singlet Single-use Conductivity Standard Solution 147 S/cm KCl 20 mL 2771320
$77.85

Mfr. Part # 2771320

Product # 701912

Hach COD Standard Solution, 800 mg/L as COD (NIST), 200 mL, 2672629
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Hach COD Standard Solution, 800 mg/L as COD (NIST), 200 mL, 2672629
$57.19

Mfr. Part # 2672629

Product # 701832

Hach Cobalt / Nickel Reagent Set, PAN Method, 10 mL, 2651600
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Hach Cobalt / Nickel Reagent Set, PAN Method, 10 mL, 2651600
$262.00

Mfr. Part # 2651600

Product # 701776

Hach Chlorine Standard Solution, 25-30 mg/L as Cl₂, 2 mL PourRite, Pack of 20, 2630020
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Hach Chlorine Standard Solution, 25-30 mg/L as Cl₂, 2 mL PourRite, Pack of 20, 2630020
$80.25

Mfr. Part # 2630020

Product # 701772

Hach COD Digestion Vials, Manganese III, pk/25, 2623425
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Hach COD Digestion Vials, Manganese III, pk/25, 2623425
$75.79

Mfr. Part # 2623425

Product # 701768

Hach COD Digestion Vials, Manganese III, pk/150, 2623415
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Hach COD Digestion Vials, Manganese III, pk/150, 2623415
$426.00

Mfr. Part # 2623415

Product # 701767

Hach Copper Masking Reagent Powder Pillows, 10 mL, pk/100, 2603449
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Hach Copper Masking Reagent Powder Pillows, 10 mL, pk/100, 2603449
$98.39

Mfr. Part # 2603449

Product # 701730

Hach Color Standard Solution, 15 Pt Co Units, 1 L, 2602853
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Hach Color Standard Solution, 15 Platinum-Cobalt Units, 1 L, 2602853
$176.00

Mfr. Part # 2602853

Product # 701726

Hach CDTA Reagent, 30 mL SCDB, 2589723
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Hach CDTA Reagent, 30 mL SCDB, 2589723
$37.69

Mfr. Part # 2589723

Product # 701718

Hach Chlorophosphonazo Indicator Solution Pillows for ULR Hardness, pk/100, 2589599
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Hach Chlorophosphonazo Indicator Solution Pillows for ULR Hardness, pk/100, 2589599
$402.00

Mfr. Part # 2589599

Product # 701717

Hach Chlorophosphonazo Indicator Solution for ULR Hardness, 500 mL, 2589549
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Hach Chlorophosphonazo Indicator Solution for ULR Hardness, 500 mL, 2589549
$1,307.00

Mfr. Part # 2589549

Product # 701716

Hach COD2 Digestion Vials, HR, Mercury-Free, Pack of 25, 2565125
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Hach COD2 Digestion Vials, HR, Mercury-Free, Pack of 25, 2565125
$71.29

Mfr. Part # 2565125

Product # 701697

Hach COD2 Digestion Vials, HR, Mercury-Free, Pack of 150, 2565115
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Hach COD2 Digestion Vials, HR, Mercury-Free, Pack of 150, 2565115
$400.00

Mfr. Part # 2565115

Product # 701696

Hach COD2 Digestion Vials, LR, Mercury-free, pk/25, 2565025
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Hach COD2 Digestion Vials, LR, Mercury-Free, Pack of 25, 2565025
$71.29

Mfr. Part # 2565025

Product # 701695

Hach Conditioning Solution, ISENH3181, 500 mL, 2541249
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Hach Conditioning Solution, ISENH3181, 500 mL, 2541249
$44.19

Mfr. Part # 2541249

Product # 701677

Hach Chlorine Dosing Solution Ampules, 1000 - 1500 mg/L as Cl2, 16/pk, 2504810
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Hach Chlorine Dosing Solution Ampules, 1000 - 1500 mg/L as Cl2, 16/pk, 2504810
$87.55

Mfr. Part # 2504810

Product # 701652

Hach COD Digestion Vials, High Range Plus, 200-15,000 mg/L COD, Pack of 25, 2415925
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Hach COD Digestion Vials, High Range Plus, 200-15,000 mg/L COD, Pack of 25, 2415925
$65.05

Mfr. Part # 2415925

Product # 701547

Hach COD Digestion Vials, High Range Plus, 200-15,000 mg/L COD, Pack of 150, 2415915
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Hach COD Digestion Vials, High Range Plus, 200-15,000 mg/L COD, Pack of 150, 2415915
$363.00

Mfr. Part # 2415915

Product # 701546

Hach COD Digestion Vials, Ultra Low Range, 1 to 40 mg/L COD, pk/25, 2415825
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Hach COD Digestion Vials, Ultra Low Range, 1 to 40 mg/L COD, pk/25, 2415825
$65.05

Mfr. Part # 2415825

Product # 701545

Hach COD Digestion Vials, Ultra Low Range, 1 to 40 mg/L COD, pk/150, 2415815
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Hach COD Digestion Vials, Ultra Low Range, 1 to 40 mg/L COD, pk/150, 2415815
$363.00

Mfr. Part # 2415815

Product # 701544

Hach Chloride Standard Solution, 100 mg/L, 1 L, 2370853
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Hach Chloride Standard Solution, 100 mg/L, 1 L, 2370853
$49.85

Mfr. Part # 2370853

Product # 701491